package net.oschina.app.adapter;

import java.util.List;

import com.codeboy.app.oschina.R;

import net.oschina.app.bean.SimpleSoftware;
import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.TextView;

/**
 * 软件Adapter类
 * @author liux (http://my.oschina.net/liux)
 * @version 1.0
 * @created 2012-3-21
 */
public class ListViewSoftwareAdapter extends BaseAdapter {
	
	private Context context;// 运行上下文
	private List<SimpleSoftware> listItems;// 数据集合
	private LayoutInflater listContainer;// 视图容器
	private int itemViewResource;// 自定义项视图源

	static class ListItemView { // 自定义控件集合
		public TextView name;
		public TextView description;
	}  

	/**
	 * 实例化Adapter
	 * @param context
	 * @param data
	 * @param resource
	 */
	public ListViewSoftwareAdapter(Context context, List<SimpleSoftware> data,int resource) {
		this.context = context;			
		this.listContainer = LayoutInflater.from(context);	//创建视图容器并设置上下文
		this.itemViewResource = resource;
		this.listItems = data;
	}
	
	public int getCount() {
		return listItems.size();
	}

	public Object getItem(int arg0) {
		return null;
	}

	public long getItemId(int arg0) {
		return 0;
	}
	
	/**
	 * ListView Item设置
	 */
	public View getView(int position, View convertView, ViewGroup parent) {
		// 自定义视图
		ListItemView listItemView = null;

		if (convertView == null) {
			// 获取list_item布局文件的视图
			convertView = listContainer.inflate(this.itemViewResource, null);

			listItemView = new ListItemView();
			// 获取控件对象
			listItemView.name = (TextView) convertView
					.findViewById(R.id.software_listitem_name);
			
			listItemView.description = (TextView) convertView
					.findViewById(R.id.software_listitem_description);

			// 设置控件集到convertView
			convertView.setTag(listItemView);
		} else {
			listItemView = (ListItemView) convertView.getTag();
		}

		// 设置文字和图片
		SimpleSoftware software = listItems.get(position);

		listItemView.name.setText(software.getName());
		listItemView.name.setTag(software);// 设置隐藏参数(实体类)
		listItemView.description.setText(software.getDescription());
		
		return convertView;
	}
}